108 lines
3.9 KiB
OpenSCAD
108 lines
3.9 KiB
OpenSCAD
// PRUSA iteration4
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// Z axis top holder
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// GNU GPL v3
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// Josef Průša <iam@josefprusa.cz> and contributors
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// http://www.reprap.org/wiki/Prusa_Mendel
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// http://prusamendel.org
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module z_top_base()
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{
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translate([0,-5,0]) cube([8,45,16]); // plate touching the base
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translate([0,-5,0]) cube([33,3.6,12]); // plate touching the base
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translate([0,-5,0]) cube([38,45,5]); // plate touching the base
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translate([25+4.3,3.2,5]) rotate([0,0,0]) cylinder(h = 2.5, r=7, $fn=60);
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}
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module z_top_fancy()
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{
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// Corner cutouts
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translate([0.5,0.5,0]) rotate([0,0,-45-180]) translate([-15,0,-1]) cube([30,30,51]);
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// frame side angle
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translate([-13,40+5+10.2,-3]) rotate([0,0,-45-0]) translate([0,0,-1]) cube([30,30,51]);
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translate([8,28,-3]) translate([0,0,-1]) cube([50,50,51]);
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// cut to shape
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translate([4,-1,12]) rotate([0,0, 0]) translate([0,-5,0]) cube([30,50,30]);
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translate([6,0,12]) rotate([0,-45, 0]) translate([0,-5,0]) cube([30,50,30]);
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translate([8,3.9,10]) rotate([0,-45, 0]) translate([0,-5,0]) cube([30,50,30]);
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// nice edges
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translate([38-2.5,-5+2.5,-3]) rotate([0,0,-45-90]) translate([-15,0,-1]) cube([30,30,51]);
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translate([-10,49,3.2]) rotate([45,0,0]) translate([-15,0,-1]) cube([50,20,20]);
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// outer corner
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translate([35,26,-3]) rotate([0,0,-45]) translate([-15,0,-1]) cube([30,30,51]);
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translate([0,0,5]) rotate([45+180,0,0]) rotate([0,0,-45+90]) translate([0,0,-15]) cube([30,30,30]);
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// Stiffner cut out
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translate([33,-1,7.5]) rotate([0,-45,0]) translate([0,-5,0]) cube([30,50,30]);
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// side cut out
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translate([-6,-5,-5.55]) rotate([45,0,0]) cube([50,5,5]);
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translate([-6,-5,-0.8]) rotate([0,45,0]) cube([5,50,5]);
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}
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module z_top_holes()
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{
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// Screw holes frame
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translate([-1,10,10]) rotate([0,90,0]) cylinder(h = 20, r=1.6, $fn=30);
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translate([-1,10+20,10]) rotate([0,90,0]) cylinder(h = 20, r=1.6, $fn=30);
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// Screw heads
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translate([4,10,10]) rotate([0,90,0]) cylinder(h = 20, r=3.1, $fn=30);
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translate([4,10-3.1,10]) cube([10,6.2,10]);
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translate([4,10+20,10]) rotate([0,90,0]) cylinder(h = 20, r=3.1, $fn=30);
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translate([4,10+20-3.1,10]) cube([10,6.2,10]);
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// Z rod holder
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translate([25+4.3,3,0.6]) rotate([0,0,0]) cylinder(h = 50, r=4.05, $fn=50);
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translate([25+4.3,3,3.4]) rotate([0,0,0]) cylinder(h = 4.2, r2=4.3, r1=4.05, $fn=50);
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// material saving cut
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translate([16,10,-4]) rotate([0,0,0]) cylinder(h = 50, r=8, $fn=6);
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translate([16,28,-4]) rotate([0,0,0]) cylinder(h = 50, r=8, $fn=6);
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// z screw hole
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translate([25+4.3,3+17,3]) rotate([0,0,0]) cylinder(h = 50, r=5.8, $fn=15); // screw hole
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translate([25+4.3,3+17,0.6]) rotate([0,0,0]) cylinder(h = 50, r=5.8, $fn=15); // screw hole
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translate([25+4.3-1,3,0.6]) cube([2,15,8]); // it's bit up because it helps with printing
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//selective infill
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translate([36.5,1.5,0.5]) cube([0.1,20,3.5]);
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translate([10,-3,0.5]) cube([22,0.1,3.5]);
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translate([3,1,0.5]) cube([18,0.1,3.5]);
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translate([1.5,19,0.5]) cube([21,0.1,3.5]);
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}
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module z_top_right(){
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difference()
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{
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z_top_base();
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z_top_fancy();
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z_top_holes();
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//version
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translate([12,-1.5,10]) rotate([90,180,180]) linear_extrude(height = 0.6)
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{ text("R2",font = "helvetica:style=Bold", size=4, center=true); }
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}
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}
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module z_top_left(){
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translate([0,-12,0]) mirror([0,1,0])
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difference()
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{
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z_top_base();
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z_top_fancy();
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z_top_holes();
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//version
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translate([19,-1,10]) rotate([90,180,0]) linear_extrude(height = 0.6)
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{ text("R2",font = "helvetica:style=Bold", size=4, center=true); }
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}
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}
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// Final parts
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z_top_left();
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z_top_right();
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